著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) KAWAKAMI Tomohiro,実数体の順序極小拡張に関する未解決問題について,"Bulletin of the Faculty of Education, Wakayama University. Natural science",1342-4645,dummy publisher,2007-02-28,57,,1-7,https://cir.nii.ac.jp/crid/1390853649797749248,https://doi.org/10.19002/an00257977.57.1